From 57bdd67646cfffa2921a8b28bb5f88cfe5c0989e Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michaelni@gmx.at>
Date: Wed, 9 Jan 2013 00:43:31 +0100
Subject: [PATCH] dirac: fix inverted check

Regression since: ea6da80
Fixes Ticket2123

I cannot reproduce any regressions by flipping the wrong condition
to how it should have been.

Thanks-to: ubitux
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
---
 libavcodec/dirac.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavcodec/dirac.c b/libavcodec/dirac.c
index 2dd754f752..e132acc44a 100644
--- a/libavcodec/dirac.c
+++ b/libavcodec/dirac.c
@@ -237,7 +237,7 @@ static int parse_source_parameters(AVCodecContext *avctx, GetBitContext *gb,
 
     avctx->pix_fmt = dirac_pix_fmt[!luma_offset][source->chroma_format];
     avcodec_get_chroma_sub_sample(avctx->pix_fmt, &chroma_x_shift, &chroma_y_shift);
-    if (!(source->width % (1<<chroma_x_shift)) || !(source->height % (1<<chroma_y_shift))) {
+    if ((source->width % (1<<chroma_x_shift)) || (source->height % (1<<chroma_y_shift))) {
         av_log(avctx, AV_LOG_ERROR, "Dimensions must be a integer multiply of the chroma subsampling\n");
         return AVERROR_INVALIDDATA;
     }